<?php
namespace app\index\model;
use\think\Model;
use think\Session;
use think\cache\driver\Redis;
use think\Loader;
use think\Cache;
use think\DB;

class Message extends Model
{


    /**
     * 消息接收
     */
    public function getMessage()
    {
        $code  = -2;
        // 接收参数.
        $systemKey     = input('post.systemKey');
        $title         = input('post.title');
        $content       = htmlspecialchars(input('post.content'));
        $messageVerify = input('post.messageVerify');
        if(empty($systemKey)){
            return [
                'code' => $code,
                'msg'  => lang('EP01008'),
                'data' => [],
            ];
        }
        if(empty($title)){
            return [
                'code' => $code,
                'msg'  => lang('EP01010'),
                'data' => [],
            ];
        }
        if(empty($content)){
            return [
                'code' => $code,
                'msg'  => lang('EP01011'),
                'data' => [],
            ];
        }
        if(empty($messageVerify)){
            return [
                'code' => $code,
                'msg'  => lang('EP01012'),
                'data' => [],
            ];
        }
        $getData       = [
            'platform_code' => $systemKey,
            'messageVerify' => $messageVerify,
        ];

        // 验证传参.
        $validate = Loader::validate('Message');
        if (!$validate->scene('getMessage')->check($getData)) {
            return [
                'code' => $code,
                'msg'  => $validate->getError(),
                'data' => [],
            ];
        }

        // 验证token.

        $MessageVerifyWhere['message_verify'] = $messageVerify;
        $messageVerify = model('MessageVerify')->selectMessageVerify($MessageVerifyWhere);
        $messageVerify = $messageVerify['data'];
        $nowTime    = strtotime(date('Y-m-d H:i:s').'-10 min');
        if (!$messageVerify || $messageVerify['message_verify_time'] < $nowTime) {
            return [
                'code' => $code,
                'msg'  => lang('EP01003'),
                'data' => [],
            ];
        }

        // 删除该验证缓存.
        model('MessageVerify')->delMessageVerify($MessageVerifyWhere);

        // 查询平台信息.
        $platformWhere = [
            'platform_code'   => $systemKey,
            'platform_status' => 1,
        ];
        $platform      = model('Platform')
            ->field(['platform_id', 'platform_identity'])
            ->where($platformWhere)
            ->find();

        // 查询平台订阅用户.
        $userPlatformWhere = [
            'platform_id' => $platform['platform_id'],
            'user_status' => 1,
        ];
        $userPlatform      = model('UserPlatform')
            ->field(['a.user_identity'])
            ->alias('a')
            ->join('user b', 'a.user_identity = b.user_identity')
            ->where($userPlatformWhere)
            ->select();
        $userPlatform = array_unique($userPlatform, SORT_REGULAR);

        DB::startTrans();
        // 消息入库.
        $messageIdentity = UUID();
        $addMessageData  = [
            'message_title'     => $title,
            'message_content'   => $content,
            'message_identity'  => $messageIdentity,
            'message_time'      => time(),
            'message_ip'        => $_SERVER['REMOTE_ADDR'],
            'platform_identity' => $platform['platform_identity'],
        ];
        $addMessage      = $this->insert($addMessageData);
        // 消息订阅入库.
        $addError = false;
        foreach ($userPlatform as $v) {
            $addUsrMsgData  = [
                'message_identity' => $messageIdentity,
                'user_identity'    => $v['user_identity'],
            ];
            $addUserMessage = model('MessageUser')->insert($addUsrMsgData);
            if (empty($addUserMessage) === true) {
                $addError = true;
            }
        }

        if ($addError === false && empty($addMessage) === false) {
            DB::commit();
            return [
                'code' => 1,
                'msg'  => lang('MC01006'),
                'data' => [],
            ];
        } else {
            DB::rollback();
            return [
                'code' => $code,
                'msg'  => lang('EC01004'),
                'data' => [],
            ];
        }

    }//end getMessage()


    /**
     * 消息发送
     */
    public function sendMessage()
    {
        $userToken = input('get.userToken');
        // 获取用户信息.
        $getUserInfo = model('user')->currentUser($userToken);
        $getUserInfo =  $getUserInfo['data'];

        // 消息取出.
        $where['user_identity'] = $getUserInfo['userId'];
        $getMessage             = model('MessageUser')
            ->field(['b.message_id', 'message_title', 'message_content', 'message_time'])
            ->alias('a')
            ->join('message b', 'a.message_identity = b.message_identity')
            ->join('platform c', 'b.platform_identity = c.platform_identity', 'left')
            ->where($where)
            ->select();

        // 消息删除.
        //model('MessageUser')->where($where)->delete();

        return [
            'code' => 1,
            'msg'  => lang('MC01005'),
            'data' => $getMessage,
        ];

    }//end sendMessage()


    /**
     * 获取消息发送验证
     */
    public function sendMsgVerify()
    {
        $code  = -2;
        // 接收参数.
        $platformCode = input('get.platformCode');
        if(empty($platformCode)){
            return [
                'code' => $code,
                'msg'  => lang('EP01008'),
                'data' => [],
            ];
        }
        $getData      = ['platform_code' => $platformCode];

        // 验证传参.
        $validate = Loader::validate('Message');
        if (!$validate->scene('getMessage')->check($getData)) {
            return [
                'code' => $code,
                'msg'  => $validate->getError(),
                'data' => [],
            ];
        }

        // 查询平台信息.
        $platformWhere = [
            'platform_code'   => $platformCode,
            'platform_status' => 1,
        ];
        $platform      = model('Platform')
            ->field(['platform_id'])
            ->where($platformWhere)
            ->find();
        if (empty($platform) === true) {
            return [
                'code' => $code,
                'msg'  => lang('EC01002'),
                'data' => [],
            ];
        }

        // 生成验证.
        $messageVerify = randomPassword();
        $verifyData    = [
            'message_verify_time'  => time(),
            'message_verify' => $messageVerify,
        ];
        $addMessageVerify = model('MessageVerify')->addMessageVerify($verifyData);

        return [
            'code' => 1,
            'msg'  => lang('MC01005'),
            'data' => ['messageVerify' => $messageVerify],
        ];

    }//end sendMsgVerify()


}